#pragma once

#include "Protocol.hpp"
#include <memory>

class NetCal
{
public:
    NetCal()
    {
    }
    ~NetCal()
    {
    }

    std::shared_ptr<Response> Calculator(std::shared_ptr<Request> req)
    {
        auto resp = Factory::BuildResponseDefault();
        switch (req->Oper())
        {
        case '+':
            resp->_result = req->X() + req->Y();
            break;
        case '-':
            resp->_result = req->X() - req->Y();
            break;
        case '*':
            resp->_result = req->X() * req->Y();
            break;
        case '/':
            {
                if(req->Y() == 0)
                {
                    resp->_code = 1;
                    resp->_desc = "divc zero";
                }
                else
                {
                    resp->_result = req->X() / req->Y();
                }
            }
            break;
        case '%':
            {
                if(req->Y() == 0)
                {
                    resp->_code = 2;
                    resp->_desc = "mod zero";
                }
                else
                {
                    resp->_result = req->X() % req->Y();
                }
            }
            break;
        default:
            {
                resp->_code = 3;
                resp->_desc = "illegal operation";
            }
            break;
        }
        return resp;
    }
};